Re-sterilizable Front Lens for Wide-Angle Observation System
PT Front Lens Series PT-70
Manufacturer: Picture Technology, Inc.
Product Name: PT Front Lens Series
Type: General-Purpose, High-Magnification Model
Model Number: PT-70
Material: Quartz
Sterilization: Re-sterilizable, compatible with A/C 134°C
A highly versatile lens that balances stereoscopic vision and magnification.
A small-diameter lens made of high-transparency quartz glass with minimal chromatic aberration.
Features: Optical design with high Abbe number lens (Quartz)
Benefits: High resolution, minimal color fringing, and easy stereo observation
Applicable Cases: Various macular diseases / Proliferative diabetic retinopathy
Specifications
| Item | Details |
| Focal Length | 70D |
| Field of View | Maximum 90° |
| Material | Quartz |
| Lens Diameter | 20mm |
| Sterilization | Autoclavable (high-temperature, high-pressure sterilization) |
| Applicable Cases | Various macular diseases / Proliferative diabetic retinopathy |
| Chromatic Aberration Control | Uses high-Abbe-number glass to minimize color fringing |
| Design Features | Optically designed to optimize fundus curvature (R) |
| Country of Manufacture | Japan |
Case Study Video
This video has been published with the patient’s written consent.
【Video Provided by】
Akita University Hospital
Associate Professor Jiro Kogo
【Case】
Proliferative Diabetic Retinopathy
【Specifications】
- Wide-Angle Front Lens: PT-143 (Picture Technology)
- Magnification Front Lens: PT-70 (Picture Technology)
- Camera Lens: Pentos 55mm (Picture Technology)
- Camera: MCC-1000MD (Sony)
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